DAP? Weldwood? original contact cement is a neoprene rubber adhesive that forms permanent bonds on a variety of surfaces. This professional quality adhesive offers instant adhesion to eliminate the need for clamps or temporary fasteners. Used extensively to bond high pressure laminates for counter tops, tabletops and cabinets. Forms a durable, super-strong bond when parts are assembled and momentary pressure is applied. Meets performance requirements of Federal Specification MMM-A-130B. Meets all CPSC requirements.